JASC 2780

Service difficulty reports · 2,160

Reports filed under 2780 · Leading Edge Slat Control System, newest first.

Query with SQL
duckdb -csv -c "SELECT sdr_id, difficulty_date, n_number, aircraft_make, aircraft_model, part_name, part_condition, jasc_code, discrepancy
  FROM 'https://openairdocs.org/data/latest/faa_service_difficulty_report.parquet'
  WHERE jasc_code = '2780'
  ORDER BY difficulty_date DESC"

Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.

SDR DL72S954666Bracket · crackedBRACKET CRACKED: NR 1 LE FLAP ACTUATOR INBOARD BRACKET ON FRONT SPAR IS CRACKED IN LOWER FORWARD RADIUS. REMOVED BRACKET. STOP DRILLED CRACK AND INSTALLED DOUBLER REPAIR PER MM 57-20-21, PG 811.Nov 29, 1995 · N496DA · Boeing 727232SDR 9519319913Retract Mech · malfunctionedDURING APPROACH, THE SLAT DISAGREEMENT LIGHT ILLUMINATED AFTER EXTENDING SLATS AND THE AIRCRAFT EXPERIENCED A SLIGHT ROLL. RECYCLED SLATS AND THE LIGHT ILLUMINATED AGAIN, BUT EXTINGUISHED SHORTLY AFTER SLATS WERE EXTENDED. INSPECTED, OPERATIONALLY CHECKED SLNov 28, 1995 · N963N · Doug DC931SDR SCNA95277Switch · dirtyTHE NUMBER ONE LEADING EDGE FLAP FAILED TO RETRACT AFTER TAKEOFF, AIRCRAFT RETURNED TO BASE. THE NUMBER ONE LEADING EDGE FLAP POSITION SWITCH AND ACTUATOR CANNON PLUG WERE CLEANED. PERFORMED ADJUSTMENT\TEST PER BOEING MAINTENANCE MANUAL AND FLAP TESTED GOOD.Nov 26, 1995 · N288SC · Boeing 7272J4SDR DL72S954475Actuator Mount · crackedFOUND DURING B-1 LETTER CHECK, NR 7 L/E SLAT ACTUATOR MOUNT FITTING CRACKED 1 INCH AT LWR I/B MOUNT BOLT. REPAIRED PER M/M 57-42-0 PAR 5.Nov 22, 1995 · N536DA · Boeing 727232SDR DL72S954469Act Fitting · crackedFOUND DURING E-1 LETTER CHECK, NR 2 SLAT ACTUATOR O/B ATTACH FITTING BROKEN AT I/B ATTACH BOLT AREA. REPAIRED PER ERA 302790-14 CODE 4-57-45.Nov 21, 1995 · N525DA · Boeing 727232SDR DL72S954465Act Fitting · crackedNR 2 SLAT ACTUATOR O/B ATTACH FITTING BROKEN AT UPPER ATTACH BOLT AREA. FOUND DURING E-1 LTR CK TPAMM AND REPAIRED PER 57-42-0 AND ERA 302790-14.Nov 21, 1995 · N525DA · Boeing 727232SDR DL72W954398Actuator Bracket · crackedFOUND ON A-1 LETTER CK, NR 2 LE FLAP O/B ACTUATOR BRACKET CRACKED. REPAIRED PER MM 57-20-21.Nov 15, 1995 · N294WA · Boeing 727247SDR 9518719927Retract Cables · misroutedDURING APPROACH, THE SLAT DISAGREEMENT ANNUNCIATOR LIGHT ILLUMINATED AND THE AIRCRAFT EXPERIENCED A SLIGHT ROLL. PERFORMED COCKPIT OPERATING MANUAL PROCEDURES AND AIRCRAFT CONTINUED TO GRR LANDING WITHOUT INCIDENT. FOUND RIGHT WING RETRACT CABLES MISROUTED ANov 15, 1995 · N8920E · Doug DC931SDR DL72S954343Bolt · missingON DEPARTURE, NR 2 SLAT FAILED TO RETRACT, AIL WAS DISPLACED 30 UNITS, NR 2 SLAT SHOWED GREEN ON S/O PANEL, NR 2 SLAT FINALLY STOWED WITH SPEED REDUCTION. FOUND NR 2 SLAT LWR INBRD BOLT MISSING FROM TRUNNION BRACKET, INTERMITTENTLY BINDING SLAT RETRACTION REPNov 11, 1995 · N536DA · Boeing 727232SDR DL72L954400Mount · crackedFOUND ON CV-2 CHECK, NR 2 SLAT ACTUATOR MOUNT CRACKED AT UPPER O/B LOBE. REPAIRED PER M/M 57-42-0 PG 812.Nov 8, 1995 · N509DA · Boeing 727232SDR AWXA9500738Torque Tube · shearedPHX-SAN - FLT NR 5 - LEADING EDGE SLAT ASYMMETRY MESSAGE APPEARED AFTER FLAPS FIVE SELECTED FOR TAXI. AIRCRAFT RETURNED TO GATE. MAINTENANCE FOUND SLAT DRIVE TORQUE TUBE SHEARED UNDER SINGLE POINT REFUELING PANEL CAUSED BY BENT LIGHT BRACKET. MAINTENANCE RENov 3, 1995 · N907AW · Boeing 757225SDR 9517009918Retract Mech · lack of lubeON APPROACH DURING SLAT EXTENSION, THE SLAT DISAGREEMENT LIGHT ILLUMINATED AND A SLIGHT ROLL WAS EXPERIENCED BEFORE BOTH SLATS WERE FULLY EXTENDED. AIRCRAFT LANDED WITHOUT INCIDENT. INSPECTED SLATS AND LUBRICATED SLAT ROLLERS. OPERATIONAL CHECK GOOD.Oct 27, 1995 · N940N · Doug DC932SDR 9516739758Bolt · brokenON APPROACH DURING SLAT EXTENSION, A SLIGHT ROLL WAS EXPERIENCED BEFORE BOTH SLATS WERE FULLY EXTENDED. AIRCRAFT LANDED WITHOUT INCIDENT. REPLACED BROKEN BOLT AND ROD END BEARING ON THE LEFT WING SLAT DRIVE CYLINDER. OPERATIONAL CHECK GOOD.Oct 25, 1995 · N758NW · Doug DC941SDR 9516562295Safety Lock · missingNR 4 LEADING EDGE FLAP WOULD NOT RETRACT ON FLAP RETRACTION, AFTER TAKEOFF. FLAP POSITION AMBER LIGHT REMAINS ILLUMINATED WHEN FLAPS AT ZERO. AIRCRAFT RETURNED TO MSP AND LANDED WITHOUT INCIDENT. MAINTENANCE FOUND SAFETY LOCK MISSING ON SWITCH. ADJUSTED BOOct 24, 1995 · N295US · Boeing 727251SDR 9515359758T-Ducts · lack of lubeMEM - DURING APPROACH, SLAT DISAGREEMENT LIGHT ILLUMINATED ON SLAT EXTENSION. A SLIGHT ROLL WAS EXPERIENCED BEFORE BOTH SLATS WERE FULLY EXTENDED. AN UNEVENTFUL LANDING WAS ACCOMPLISHED. LUBED SLAT T-DUCTS, CYCLED SLATS SEVERAL TIMES. OPERATIONAL CHECK OK,Oct 11, 1995 · N758NW · Doug DC941SDR CA951129508Limiter · tripped(CAN)PRIOR TO ARRIVAL, WHEN FLAPS INITIALLY SELECTED TO FLAP 1, SLATS DID NOT MOVE & SHOWED ZERO DEGREES RANGE. MAINTENANCE FOUND OUTBOARD TORQUE LIMITER TRIPPED ON #2 RIGHT SLAT ACTUATOR. THE OUTBOARD TOR QUE LIMITER WAS RESET. ACTUATOR CHECKED, WING TIP BRAKOct 9, 1995 · Airbus A320211SDR HALA95129Eyebolt · brokenFLT NR 561 - ON INITIAL SLAT EXTENSION IN FLIGHT AIRCRAFT ROLLED TO THE LEFT. NO SLAT EXTENDED LIGHT ON. RETRACTED SLATS AND AIRCRAFT RETURNED TO NORMAL TRIM. ALL SUBSEQUENT SLAT EXTENSIONS CAUSED THE AIRCRAFT TO ROLL LEFT, THEN SLAT EXTEND LIGHT COMES ON. Oct 1, 1995 · N420EA · Doug DC951SDR HALA95127Eye Bolt · shearedHNL - FLT NR 501 - ON SLAT EXTENTION, AIRCRAFT ROLLED HARD RIGHT. NO SLAT EXTENTION LIGHT, ALL PUMPS ON HIGH. FOUND SLAT DRIVE ASSEMBLY DAMAGED AT ACTUATOR EYE BOLT MOUNT. REPLACED SLAT DRIVE ASSEMBLY PER MM 27-80-04 PARA B STEP 3 AND RIGGED SLAT CABLES PERSep 26, 1995 · N709HA · Doug DC951SDR 9514449945Retract Mech · malfunctionedDURING SLAT EXTENSION ON APPROACH INTO MSP, SLAT EXTEND LIGHT BEGAN FLICKERING, THEN EXTINGUISHED AND SLAT DISAGREEMENT LIGHT ILLUMINATED. PERFORMED MISSED APPROACH AND CAPTAIN DECLARED AN EMERGENCY. SUCCESSFUL LANDING WAS ACCOMPLISHED ON SECOND ATTEMPT WITHSep 21, 1995 · N8925E · Doug DC931SDR HALA95123Bolt · shearedHNL - FLT 138 - SLATS DO NOT EXTEND EVENLY. AIRCRAFT ROLLED RIGHT (CONTROLLABLE) ON INITIAL SLAT EXTENTION. ON THE GROUND LEFT SLAT REMAINED EXTENDED ON SHUT DOWN. FOUND SHEARED BOLT ON INBOARD SLAT ACTUATOR ROD END BOLT (LEFT WING SLATS). REMOVED AND REPLSep 15, 1995 · N699HA · Doug DC951SDR 95FDEA01335Retract Mech · malfunctionedDURING CLIMBOUT FROM MEM, WHEN RETRACTING FLAPS FROM 2 DEGREES TO ZERO, LED NR 7 WOULD NOT RETRACT. RECYCLED FLAPS FROM 2 DEGREES TO ZERO THREE TIMES, BUT LED NR 7 REMAINED EXTENDED EACH TIME. INSPECTED ACT INST AND SWS, ALL CK GOOD. SUSPECT AIR IN SYS, CYSep 13, 1995 · N150FE · Boeing 72722SDR CAL950776Retract Mech · bindingCLE - FLT 1567 - THE AIRCRAFT EXPERIENCED AN UNCOMMANDED ROLL 30 DEGREES TO THE LT AND THEN 30 DEGREES TO THE RT WHILE ON DESCENT INTO CLE. AUTOPILOT WAS ON AND THE YAW DAMPENER AT TIME OF OCCURRENCE SHOWED FULL LEFT. AIRCRAFT LANDED AT CLE WITHOUT INCIDENT.Aug 30, 1995 · N14325 · Boeing 7373T0SDR EISA95373Mount · corrosionDURING SCHEDULED INSPECTION AT AERO CORP IN LAKE CITY, FL, FOUND CORROSION ON MOUNT FOR NR 6 LEADING EDGE ACTUATOR. MECHANICALLY REMOVED CORROSION, MATERIAL LOSS AND CORROSION BEYOND LIMITS IAW B727 SRM 51-20-2. NEW MOUNT INSTALLED IAW 57-40-1. (M)Aug 25, 1995 · N357NE · Boeing 72782SDR 95UAL900092Flap Contl Unit · malfunctionedLEFT INBOARD LEADING EDGE FLAPS WOULD NOT RETRACT AFTER TAKEOFF. LEADING EDGE FLAP SYSTEM WAS OP CHECKED FOR DISCREPANCIES, NONE WERE FOUND. THE CENTER FLAP CONTROL UNIT WAS REPLACED, AS A PRECAUTION. ALSO, AS A FURTHER PRECAUTION, THE NR 3 LEFT HAND LEADINAug 15, 1995 · N185UA · Boeing 747422SDR P5CA9500735Pdu · brokenCRACKED MOUNT LUG NR 1 RIGHT LEADING EDGE PDU. REPLACED PDU PER BOEING MAINTENANCE MANUAL 27-81-03.Aug 9, 1995 · N852FT · Boeing 747122SDR USAA950784Flap Control · malfunctionedDCA - FLT 0450 - THE CREW HAD DECLARED AND EMERGENCY DUE TO A LE FLAP ASYMMETRY PROBLEM. (M)Aug 2, 1995 · N609AU · Boeing 757225SDR DL76L953236Prox Sw · failedLEADING EDGE SLAT ASYMMETRY LIGHT ILLUMINATED AS FLAPS WERE RETRACTED FROM 5 TO 1 DEGREES. CORRECTIVE ACTION: REPLACED PROX SWITCH ELECTRONICS UNIT. BITE AND OPS CHECK NOW OK.Jul 31, 1995 · N185DN · Boeing 767332SDR DL72S953195Act Bracket · crackedA .75 INCH CRACK AT NR 3 L/E FLAP ACTUATOR MOUNT BRACKET. FOUND AT B-2 LTR CHECK, REPAIRED PER MM 57-20-21.Jul 26, 1995 · N421DA · Boeing 727232SDR ABXA9500667Fitting · crackedDURING C - CHECK INSPECTION, FOUND RIGHT WING SLAT ACTUATING MECHANISM INBOARD ATTACH FITTING CRACKED. REPLACED FITTING IAW DC-9 SRM 51-30-1 AND 51-30-5.Jul 25, 1995 · N975AX · Doug DC941SDR DL72S953219Angle · stop drilledNR 5 SLAT ACTUATOR SUPPORT ANGLE ON O/B SIDE HAS CRACK STOP DRILLED. INSTALLED DOUBLER PER M/M 57-54-0 PG 805.Jul 19, 1995 · N493DA · Boeing 727232SDR 95ZZZX3728Line · rupturedRIGHT WING OUTBOARD SLAT INBOARD SLAT ACTUATOR, THE EXTEND HYDRAULIC LINE FRACTURED AT RADIUS LEADING TO SWIVEL FITTING DURING FUNCTION CHECK OF SLATS DURING TAXI OUT TO END OF RUNWAY. SLATS WOULD NOT RETRACT AND LOW QUANTITY OF HYDRAULIC FLUID AND LOW PRESSUJul 17, 1995 · N12TX · Amd FALCON10SDR ABXA9500574Packing · leakingON CLIMB-OUT OF ONT, HYDRAULIC QUANTITY LOSS AND PRESSURE OF ZERO WAS INDICATED. RESERVOIR LOW PRESSURE LIGHT ILLUMINATED AT 6 GALLONS HYDRAULIC QUANTITY. REPACKED SLOT CONTROL VALVE. ALSO, REMOVED AND REPLACED NR 1 AND NR 2 HYDRAULIC PUMPS AND FILTERS IAWJul 10, 1995 · N850AX · Doug DC861SDR IXXA199566Contl Valve · seal extrudedDFW/TOL - DURING CRUISE BETWEEN DFW AND TOL, THE AIRCRAFT EXPERIENCED AN HYDRAULIC SYSTEM FAILURE OF BOTH PRESSURE AND QUANTITY. AFTER AN UNEVENTFUL LANDING, MAINTENANCE FOUND THE RIGHT HYDRAULIC MANIFOLD SLOT CONTROL VALVE O-RING EXTRUDED BETWEEN THE MANIFOLJul 6, 1995 · N828BX · Doug DC871FSDR 9509702282Actuator Door · malfunctionedDURING CLIMB UPON FLAP RETRACTION, THE NR 8 LEADING EDGE SLAT REMAINED EXTENDED. JETTISONED 12,000 LBS OF FUEL AND RETURNED TO DTW. FLIGHT LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE DETERMINED NR 8 SLAT ACTUATOR DOOR TO BE CAUSE, ITEM DEFERRED.Jun 21, 1995 · N282US · Boeing 727251SDR 9509425530Retract Mech · malfunctionedLEADING EDGE SLAT DISAGREE LIGHT CAME ON DURING APPROACH. AIRCRAFT MADE A GO-AROUND AND EMERGENCY EQUIPMENT WAS REQUESTED BY THE CREW. USED ALTERNATE FLAP PROCEDURE AND LANDED WITHOUT INCIDENT. MAINTENANCE IS IN PROGRESS.Jun 13, 1995 · N530US · Boeing 757251SDR 9508231227Warning Horn · soundedDURING TAKEOFF, THE TAKEOFF WARNING HORN SOUNDED WITH AN AMBER SLAT DISAGREEMENT LIGHT ILLUMINATED, ABORTED TAKEOFF. RECYCLED FLAP/SLAT AND TAKEOFF WARNING SYSTEM OPERATIONALLY CHECKED OK.May 23, 1995 · N227NW · Doug DC1030SDR DL72S952194Act Bracket · crackedDURING HMV, FOUND NR 5 L/E FLAP O/B ACTUATOR SUPPORT BRACKET CRACKED. REPAIRED PER M/M 57-20-21 PG 811.May 12, 1995 · N497DA · Boeing 727232SDR 9507959905T-Ducts · lack of lubeDURING APPROACH INTO MBS, SLAT DISAGREEMENT LIGHT ILLUMINATED AND AIRCRAFT ROLLED TO THE RIGHT. CYCLED SLATS WITH NO HELP. FIRST OFFICER VISUALLY CONFIRMED RIGHT SLAT TO BE APPROXIMATELY 3 INCHES SHORT OF FULL EXTENSION. SLATS EVENTUALLY ACHIEVED NORMAL CONMay 12, 1995 · N955N · Doug DC931SDR 9507949905Retract Mech · lack of lubeON APPROACH INTO GRR DURING SLAT EXTENSION, SLAT DISAGREEMENT LIGHT ILLUMINATED AND AIRCRAFT ROLLED TO THE RIGHT. CYCLED SLATS SEVERAL TIMES WITH NO HELP. CAPTAIN DECLARED AN EMERGENCY AND FLIGHT RETURNED TO DTW. AN UNEVENTFUL LANDING WAS MADE WITHOUT SLATSMay 11, 1995 · N955N · Doug DC931SDR USAA950450Sensor · faultyMCO - FLT 0244 - AFTER TAKEOFF, THE CAPTAIN RECEIVED A FLAP DISAGREEMENT LIGHT. THE FLAPS WERE RECYCLED BUT THE INDICATAION STILL REMAINED. MAINTENANCE REPLACED THE FLAP LEVER RVDT. ALL TEST CHECKED GOOD. (M)May 7, 1995 · N859US · Fokker F28MK0100SDR 95ZZZW716Actuator Switch · defectiveLEADING EDGE SLAT 'AMBER' LIGHT ON FORWARD INSTRUMENT PANEL 'ON' WITH FLAPS RETRACTED. INDICATION WAS CONFIRMED ON FLIGHT ENGINEER'S PANEL. NR 1 LE SLAT SHOWED INTRANSIT. RECYCLED FLAPS, NO HELP. AOM PROCEDURES FOLLOWED. ADVISED ATL ATC AND RETURNED TO CHMay 5, 1995 · N803MA · Boeing 727225SDR 9506975530Circuit Breaker · trippedON TAKEOFF, THE LEADING EDGE SLAT DISAGREE MESSAGE AND LEADING EDGE LIGHTS ILLUMINATED. DURING FLAP RETRACTION, THE FLAP NEEDLES STOPPED AT FLAPS 1/2 POSITION AND DID NOT COME UP USING THE ALTERNATE PROCEDURES. AIRCRAFT RETURNED TO MIA AND LANDED WITHOUT INCApr 28, 1995 · N530US · Boeing 757251SDR 9506599971T Ducts · lack of lubeDURING APPROACH INTO PIT, SLAT DISAGREEMENT LIGHT ILLUMINATED UPON SELECTION OF SLATS AND FLAPS. CAPTAIN DECLARED AN EMERGENCY AND AN UNEVENTFUL LANDING WAS ACCOMPLISHED. LUBED SLAT 'T' DUCTS. OPERATIONAL CHECK OK. AIRCRAFT RETURNED TO SERVICE.Apr 23, 1995 · N9335 · Doug DC931SDR 9506549928T Ducts · lack of lubeDURING APPROACH INTO DFW, SLAT EXTEND LIGHT DID NOT ILLUMINATE WHEN SLATS WERE SELECTED AND FLAPS AT 5 DEGREES. EXECUTED TO-AROUND AND RECYCLED FLAPS/SLATS. SLAT EXTEND LIGHT OPERATED NORMALLY. AIRCRAFT LANDED WITHOUT INCIDENT. LUBED SLAT 'T' DUCTS AND CYCApr 21, 1995 · N8921E · Doug DC931SDR 95UAL757010Sensor · failedLANDED UNDER AMBER ALERT, BECAUSE THE LEADING EDGE DEVICES WOULD NOT EXTEND. REPLACED THE NR 1 SLAT POSITION SENSOR. SYSTEM OP CHECKED OK.Apr 17, 1995 · N511UA · Boeing 757222SDR 95ZZZW584Connector · dirtyDURING CLIMB, LEADING EDGE DEVICES FAILED TO RETRACT ON SCHEDULE. PERFORMED AIR TURNBACK, LANDED WITHOUT INCIDENT. CLEANED CONNECTORS ON SLAT ACTUATORS AND LUBED SLAT TRACKS. GROUND CHECKS OK.Apr 14, 1995 · N741DH · Boeing 7272Q9SDR USAA950363Rod Assy · failedCLT - FLT 1175 - FLIGHT DEVELOPED LEADING EDGE SLAT ASYMMETRY PROBELMS AFTER TAKEOFF AND RETURNED TO CLT. A SECOND ATTEMPT WAS MADE TO DEPART CLT AND THE FLIGHT AGAIN EXPERIENCED SLAT ASYMMETRY PROBLEMS. FLIGHT RETURNED TO CLT AGAIN. MAINTENANCE PERFORMED BApr 7, 1995 · N655US · Boeing 7672B7SDR DL72S951427Bracket · crackedA .375 INCH CRACK NR 3 L/E FLAP ACT I/B ATTACH ANGLE. FOUND AT D-2 LETTER CHECK. REPAIRED PER MM 57-20-21 PG 811.Apr 6, 1995 · N406DA · Boeing 727232SDR DL72S951425Actuator Bracket · crackedA 2.5 INCH CRACK AT NR 1 SLAT ACTUATOR CASTING MOUNT BRACKET I/B SIDE. FOUND AT D-2 LETTER CHECK. REPAIRED PER MM 57-20-21 PG 812.Apr 6, 1995 · N406DA · Boeing 727232SDR DL72S951411Actuator Support · crackedACTUATOR SUPPORT BOX CRACKED I/B AND O/B SIDES AT NR 1 L/E FLAP. FOUND AT D-1 LTR CK. REPAIRED PER MM 57-20-21 PG 811.Apr 5, 1995 · N477DA · Boeing 727232
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